@charset "UTF-8";
body,
p,
ul,
ol,
li,
dl,
dt,
dd,
h1,
h2,
h3,
h4,
h5,
h6,
form,
fieldset,
legend,
input,
select,
textarea,
button,
th,
td,
menu {
  margin: 0;
  padding: 0;
}

* {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

ul,
dl,
ol {
  list-style: none;
}

img,
fieldset,
input[type="submit"] {
  border: 0 none;
}

em {
  font-style: normal;
}

strong {
  font-weight: normal;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

button,
input[type="button"] {
  cursor: pointer;
  border: 0 none;
}

a,
button,
input,
img {
  -webkit-touch-callout: none;
}

input,
select,
textarea {
  outline: none;
}

a {
  text-decoration: none;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.clearfix::after {
  content: "";
  display: block;
  clear: both;
  height: 0;
  overflow: hidden;
}

.clear {
  clear: both;
}

html,
body {
  /*禁止用户选择元素*/
  /*-moz-user-select:none;
 -webkit-user-select: none;
-ms-user-select: none;
 -khtml-user-select:none; */
  /*禁止元素点击出现半透明黑色背景*/
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

html {
  height: 100%;
  width: 100%;
  font-family: "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Heiti SC", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
  outline: 0;
  -webkit-text-size-adjust: none;
}

body {
  height: 100%;
  margin: 0;
  position: relative;
}

body {
  width: 100vw;
  height: 100%;
  background: url("../img/背景.jpg") no-repeat center/cover;
  background-attachment: fixed;
  position: relative;
}

body .mybook .title {
  margin: 0 auto;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-pack: distribute;
      justify-content: space-around;
  font-size: 4vw;
  padding-top: 28.66667vw;
}

body .mybook .title h2 {
  font-size: 4vw;
  color: #0075c1;
}

body .mybook .title span {
  color: #0075c1;
}

body .mybook .box {
  width: 79.73333vw;
  height: 51.73333vw;
  border: 1px solid #007eaa;
  border-radius: 1.33333vw;
  -webkit-box-shadow: 0vw 0.53333vw 1.73333vw 0.66667vw rgba(0, 0, 0, 0.3);
          box-shadow: 0vw 0.53333vw 1.73333vw 0.66667vw rgba(0, 0, 0, 0.3);
  margin: 0 auto;
  margin-top: 8vw;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-flow: column nowrap;
          flex-flow: column nowrap;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}

body .mybook .box span {
  display: block;
  text-align: center;
  padding: 2.66667vw;
  font-size: 4vw;
  color: #434242;
  font-weight: bold;
}

body .mybook .box span:nth-of-type(4) {
  text-align: right;
  color: red;
  font-size: 4vw;
}

body .mybook .box div {
  display: block;
}

body .mybook .mask {
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.3);
  position: fixed;
  left: 0;
  top: 0;
  display: none;
}

body .mybook .mask .dialog {
  width: 66.66667vw;
  height: 66.66667vw;
  border-radius: 0.66667vw;
  text-align: center;
  /* 实现对浏览器窗口的垂直居中 */
  position: absolute;
  left: 50%;
  top: 55%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  border: 2px solid #007eaa;
}

body .mybook .mask .dialog img {
  width: 100%;
}
